In Humans, the Trait for Brown Eyes Is Dominant (B)

question 127

Multiple Choice

In humans, the trait for brown eyes is dominant (B) and blue eyes is recessive (b) . Which alleles would be present in the gametes of a human if that human is heterozygous for eye color?

• A)Each gamete would include both the dominant and recessive alleles for eye color regardless of the parent's traits.
• B)Only B would be present because it is the dominant allele.
• C)Each gamete would include both the dominant and recessive alleles for eye color because the parent is heterozygous, for that trait.
• D)Half of the gametes would contain only the dominant allele while the other half would contain only the recessive allele.

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